/** Add value to counter. If counter not exists set counter to value. Save to database.
* @param Date $day - counter date
* @param string $name - counter name
* @param int|float $value - number to add
* @throws ArgumentTypeException
* @throws SystemException
*/
public function addCounter(Date $day, $name, $value)
{
if (!is_string($name)) {
throw new ArgumentTypeException('name', 'string');
}
if (!is_numeric($value)) {
throw new ArgumentTypeException('value', 'numeric');
}
if (($id = $this->id) === null) {
throw new SystemException('Cannot add counter without context!');
}
static $types;
if (!$types) {
$types = CounterManager::getTypes();
}
if (!($type = $types[$name])) {
throw new SystemException('Undefined counter type!');
}
if (!$type['ACTIVE']) {
return;
}
// save to database
$primary = array('DAY' => $day, 'CONTEXT_ID' => $id, 'NAME' => $name);
$data = array('VALUE' => new DB\SqlExpression('?# + ?f', 'VALUE', $value));
$result = ContextCounterDayTable::update($primary, $data);
if ($result->getAffectedRowsCount() === 0) {
try {
$result = ContextCounterDayTable::add($primary + array('VALUE' => $value));
} catch (DB\SqlQueryException $e) {
$result = ContextCounterDayTable::update($primary, $data);
}
}
$result->isSuccess();
// TODO isSuccess
}
